SciShow
Why Do I Have to Use a Number 2 Pencil?
Why do exams always tell you to use a number 2 pencil? What happens if you don’t? Quick Questions explains!
Bozeman Science
Light and Matter
In this video Paul Andersen explains why light is important in probing matter. Light travels in photons and the energy of individual photons is determined by Planck's equation. Infrared spectroscopy is useful in detecting the vibrations...
Catalyst University
Excel/Numbers: Program Average and Standard Deviation
Excel/Numbers: Program Average and Standard Deviation
Practical Ninjas
Double Beam spectrophotometer | Absorption Spectroscopy | AI 05
The double beam spectrophotometer used to perform the qualitative and quantitative analysis of an analyte is explained in this animated video. The video starts explaining the construction of this instrument using a diagram. The important...
Catalyst University
Detecting Proteins at 280 nm by UV-Vis Why How
Detecting Proteins at 280 nm by UV-Vis Why How
Khan Academy
Khan Academy: Chemistry: Spectrophotometry Introduction
A video lecture describing how spectrophotometry works in terms of absorbance and transmittance. All terms are defined using examples and detailed explanations. Also explored is how the Beer-Lambert law can be applied to find an unknown...
Khan Academy
Khan Academy: Chemistry: Spectrophotometry Example
Using Beer-Lambert law, the video lecturer solves for an unknown concentration based on the absorbance. Also solved for is the constant in the formula for Beer-Lambert law. [12:42]
Khan Academy
Khan Academy: 2015 Ap Chemistry Free Response 5
Review over a worked free response question from the AP Chemistry exam in this video. This video explores an investigation a student does on kinetics of bleaching food coloring. [9:39]